AirHint found the following cheapest return flights from Perth (PER) to Seoul (ICN) in May 2026 (see full year).

Return flights

07 May - 16 May	AirAsia
07 May - 17 May	AirAsia
14 May - 17 May	AirAsia
03 May - 15 May	AirAsia
07 May - 19 May	AirAsia
17 May - 24 Jun	AirAsia
17 May - 19 Jun	AirAsia
02 May - 17 May	AirAsia
17 May - 14 Jun	AirAsia
09 May - 17 May	Batik Air Malaysia
24 May - 14 Jun	VietJet Air
14 May - 04 Jun	AirAsia
18 May - 04 Jun	AirAsia
07 May - 21 May	AirAsia
05 May - 20 May	Scoot
12 May - 30 May	Jetstar
12 May - 23 Jun	AirAsia
13 May - 22 Jun	Scoot
13 May - 25 Jun	AirAsia
21 May - 01 Jun	Batik Air Malaysia

Also check the deals for one-way flights from Perth to Seoul in May.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Perth to Seoul in May from $346

Return flights